I'm a jazz guitarist who has developed the very bad habit of singing what I play while I improvise. Working hard to break it. But what I sing, and what I play i

I'm a jazz guitarist who has developed the very bad habit of singing what I play while I improvise. Working hard to break it. But what I sing, and what I play is the same. Being able to "think it, play it" is absolutely central to what I do when I improvise.